National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed NA
Barometer 29.96 in (1014.6 mb)
Dewpoint 64°F (18°C)
Visibility 1.50 mi
Last update 18 Jun 10:56 am EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 76. South wind around 6 mph.

    High: 76 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Cloudy, with a low around 66. Light south wind. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Southwest wind 5 to 11 mph, with gusts as high as 22 mph.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 64. Southwest wind around 9 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 83. Northwest wind 8 to 10 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 2pm. Otherwise, cloudy, with a high near 76. South wind around 6 mph.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Cloudy, with a low around 66. Light south wind. Chance of precipitation is 30%.
Juneteenth
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Southwest wind 5 to 11 mph, with gusts as high as 22 mph.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 64. Southwest wind around 9 mph. Chance of precipitation is 40%.
Friday
Sunny, with a high near 83. Northwest wind 8 to 10 mph.
Friday Night
Mostly clear, with a low around 62.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Uncasville-Oxoboxo Valley CT
 41.44°N 72.12°W (Elev. 138 ft)
Last Update:
10:28 am EDT Jun 18, 2025
Forecast Valid:
11am EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation